Zobrazeno 1 - 10
of 419
pro vyhledávání: '"Postawa, P."'
Autor:
A. Kalwik, P. Postawa
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 68, Iss No 4, Pp 1519-1524 (2023)
The paper presents the results of the analysis of physical phenomena associated with the degradation processes of the surface layer of polymeric materials. During the interaction disturbance of ultraviolet radiation, atoms are knocked out of the poly
Externí odkaz:
https://doaj.org/article/13d02cb3528d4b0796937959412d6c08
Publikováno v:
The European Zoological Journal, Vol 90, Iss 1, Pp 454-469 (2023)
AbstractThe gradual conversion of forest stands to single-aged and single-species stands is resulting in the loss of natural roosts for many animal groups. The installation of bat boxes is one solution to compensate for the lack of natural roosting o
Externí odkaz:
https://doaj.org/article/f2d50fe50b39411e8b47e18e34cf5146
Publikováno v:
Materials, Vol 17, Iss 8, p 1739 (2024)
Polymer materials and their composites are one of the most frequently used materials in the packaging and food industries. This applies to both disposable and reusable packaging, layered films with barrier properties, as well as densely overprinted p
Externí odkaz:
https://doaj.org/article/fc333824f4f44e779e25bf9a54ffa3f3
Publikováno v:
Bulletin of the Polish Academy of Sciences: Technical Sciences, Vol 71, Iss 5 (2023)
The article presents the results of research on polymer composites based on polypropylene filled with various fillers. The physical and thermal properties of the composites are the result of the used polymer matrix as well as the properties and geome
Externí odkaz:
https://doaj.org/article/e6a593db8476408c8c6def241a7466f3
Akademický článek
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Akademický článek
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Autor:
Karol Postawa, Michał Czarnecki, Edyta Wrzesińska-Jędrusiak, Wieslaw Łyskawiński, Marek Kułażyński
Publikováno v:
Applied Sciences, Vol 14, Iss 7, p 2764 (2024)
Solar energy is a promising and efficient source of electricity in countries with stable and high sunshine duration. However, in less favorable conditions, for example in continental, temperate climates, the process requires optimization to be cost-e
Externí odkaz:
https://doaj.org/article/59dd3ea7d8d54565a3d4cb4cdc2cdad2
Publikováno v:
Acta Physica Polonica: A. Nov2023, Vol. 144 Issue 5, p325-328. 4p.
Autor:
KALWIK, A.1 aleksandra.kalwik@pcz.pl, POSTAWA, P.1
Publikováno v:
Archives of Metallurgy & Materials. 2023, Vol. 68 Issue 4, p1519-1524. 6p.
Autor:
Tomasz Postawa
Publikováno v:
Theriologia Ukrainica, Vol 24, Pp 51-61 (2022)
The distribution of natural wintering roosts of bats in Poland is not homogenous, they are found almost exclusively in the south of Poland. Manmade underground shelters, on the other hand, are found across the country, including areas outside the ran
Externí odkaz:
https://doaj.org/article/424d7a999fd24b908c283b25f2b254e2